# requested_toppings = ['mushrooms','extra cheese','green papers']
# if 'mushrooms' in requested_toppings:
#     print("Adding mushrooms")
# if 'pepperoni' in requested_toppings:
#     print("Adding pepperoni")
# if 'extra cheese' in requested_toppings:
#     print("Adding extra cheese")
# for topping in requested_toppings:
#     if topping == 'green papers':
#         print('sorry,we are out of green papers now')
#     else:
#         print(f'Adding {topping}')
# print('\nfinish your pizza')
requested_topping = ['extra cheese']
if requested_topping:
    for topping in requested_topping:
        print(f'Adding {topping}')
    print("\nFinishing your pizza")
else:
    print("Do you want to enjoy a plain pizza?")